pxe setup: mg-hosts mkpxedir has -n (dry run) option

Signed-off-by: Ian Jackson <ian.jackson@eu.citrix.com>

diff --git a/mg-hosts b/mg-hosts
index f695f983159d9ea04f23ba4e7a30d2c467a5d758..497139a988a1d234f43ee9491c2e6342b6ba374a 100755 (executable)
--- a/mg-hosts
+++ b/mg-hosts
@@ -105,6 +105,8 @@ sub checkhost ($) {
 sub l ($) { return split /,/, $_[0]; }
 
 sub cmd_mkpxedir () {
+    my $dryrun = 0;
+    if (@ARGV && $ARGV[0] eq '-n') { shift @ARGV; $dryrun= 1; }
     die unless @ARGV>=1;
     my $sudo = $ENV{'OSSTEST_SUDO'} // 'sudo';
     foreach my $hn (@ARGV) {